.head {
    background: url('C:\\vscodePro\\images\\bg.png') no-repeat center center #2C6CB6;
    padding-bottom: 19px;
}
.head .logo{
    float: left;
}
.head .logo img{

max-width: 100%;
}
   
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.top {
    text-align: right;
    height: 41px;
    font-size: 14px;
    font-family: "Microsoft YaHei", sans-serif;
    font-weight: 400;
    color: #FFFFFF;
    background: #255C9B;
    line-height: 41px;
    padding-right: 20px;
}

nav {
    background-color: white;
    font-family: "Microsoft YaHei", sans-serif;
    
}
nav {
    background-color: white;
    font-family: "Microsoft YaHei", sans-serif;
    z-index: 100; 
}
nav ul {
    list-style: none;
    display: flex;  
    justify-content: center;
    margin: 0;
    padding: 0;
}
nav ul li {
    position: relative;
    padding: 10px 20px;
}
nav ul li a {
    color:black;
    text-decoration: none;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
}
nav ul li ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%; 
    transform: translateX(-50%); 
    background-color:rgba(44, 108, 182, .8);
    padding: 0;
    list-style: none;
    width: 160px;
    color: white;
    text-align: center; 
    line-height: 30px; 
}

nav ul li:hover ul {
    display: block;
}

nav ul li ul li {
    padding: 10px;
    text-align: center;
}

nav ul li ul li a {
    font-size: 14px;
    color: white
}

@media screen and (max-width: 768px) {
    nav ul {
        flex-direction: column;
        align-items: flex-start;
    }

    nav ul li {
        width: 100%;
        padding: 10px;
        text-align: left;
    }

    nav ul li ul {
        position: static;
        width: 100%;
        display: block;
    }

    nav ul li ul li {
        padding-left: 20px;
    }
}
nav {
    background-color: #ebebeb;
    position: relative; 
    z-index: 10; 
  }

#image-slider-section {
    width: 1200px;
    margin: 0 auto;
    overflow: hidden; 
    position: relative;
}

#image-slider-ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    width: 4800px; 
    animation: slider 3s infinite; 
}

#image-slider-ul li {
    width: 1200px;
    height: 266.8px;
}

#image-slider-ul img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
}

@keyframes slider {
    0% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-1200px);
    }
    50% {
        transform: translateX(-2400px);
    }
    75% {
        transform: translateX(-3600px);
    }
    100% {
        transform: translateX(0);
    }
}

.container {
    width: 1200px;
    height: 496.8px;
    margin: 0 auto;
    display: flex;
    gap: 24px;
    padding: 20px;
    box-sizing: border-box;
}

.left-section {
    width: 384px;
    height: 440.2px;
    background-color: #fff;
    padding: 15px;
    box-sizing: border-box;
}

.left-section header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 2px solid #2C6CB6;
    padding-bottom: 10px;
}

.left-section h2 {
    font-size: 18px;
    margin: 0;
    color: #2C6CB6;
}

.left-section h3 {
    font-size: 15px;
    margin: 15px 0 5px;
    font-weight: normal;
}

.left-section span {
    color: #666;
    font-size: 12px;
}
.left-section h3 {
    font-size: 14px;
    margin: 15px 0 5px;
    font-weight: normal;
    padding: 10px;
    background-color: #f5f9fe; 
    border-left: 3px solid #2C6CB6; 
    transition: background-color 0.3s; 
}

.left-section h3:hover {
    background-color: #e8f1fd; 
    cursor: pointer;
}


.left-section span {
    color: #666;
    font-size: 12px;
    display: block;
    margin: -5px 0 15px 10px; 

}
.left-section h3 {
    padding: 12px 10px;
    margin-bottom: 15px;
}
.left-section span:last-child {
    margin-bottom: 10px;
}

.right-section {
    width: 792px;
    height: 440.8px;
    background-color: #fff;
    padding: 15px;
    box-sizing: border-box;
}
#news {
    position: relative;
}
#news header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 2px solid #2C6CB6;
    padding-bottom: 10px;
}
#news h2 {
    font-size: 18px;
    margin: 0;
    color: #2C6CB6;
}

#news main {
    display: flex;
    margin-top: 20px;
}

#news main section {
    width: 385px;
    height: 251px;
    overflow: hidden;
    position: relative;
}

#news main section ul {
    display: flex;
    width: 1155px; /* 385px * 3 */
    height: 100%;
    padding: 0;
    margin: 0;
    list-style: none;
    animation: slide 12s infinite;
}

#news main section ul li {
    width: 385px;
    height: 251px;
}

#news main section ul li img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@keyframes slide {
    0%, 30% {
        transform: translateX(0);
    }
    33%, 63% {
        transform: translateX(-385px);
    }
    66%, 96% {
        transform: translateX(-770px);
    }
    100% {
        transform: translateX(0);
    }
}

#news main article {
    width: 370px;
    margin-left: 20px;
}
#news main article ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
#news main article ul li {
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#news main article ul li a {
    color: #333;
    text-decoration: none;
    font-size: 16px;
    width: 280px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 15px;

    padding-bottom: 10px;
}
#news main article ul li span {
    color: #666;
    font-size: 12px;
}

.more {
    color: #666;
    text-decoration: none;
    font-size: 14px;
}

.education-container {
    width: 1200px;
    height: 479.79px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    padding: 20px;
    box-sizing: border-box;
}

.education-section {
    width: 383.99px;
    height: 447.79px;
    background: #fff;
    padding: 15px;
    box-sizing: border-box;
    overflow: hidden;
}

.education-section + .education-section {
    margin-left: 24px;
}

#academic, #job, .undergraduate {
    width: 100%;
    margin-bottom: 0;
    padding: 0;
}

#academic ul li:first-child img, 
#job ul li:first-child img, 
.undergraduate ul li:first-child img {
    height: 200px;
    width: 383.99px;
    height: 117.99px;
    object-fit: cover;
    margin-bottom: 15px;
    margin-left: -15px;
   
}
#academic ul li:first-child, 
#job ul li:first-child, 
.undergraduate ul li:first-child {
    margin: 0;
    padding: 0;
    line-height: 0;
    padding: 0 15px;
    
}
#academic ul li, #job ul li, .undergraduate ul li {
    margin-bottom: 10px;
    padding: 5px 0;
}
#academic header, #job header, .undergraduate header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #2C6CB6;
    padding-bottom: 10px;
    margin-bottom: 15px;
    
}

#academic h2, #job h2, .undergraduate h2 {
    font-size: 18px;
    color: #2C6CB6;
    margin: 0;
    display: inline-block;
}
.more {
    color: #666;
    text-decoration: none;
    font-size: 14px;
}
#academic ul, #job ul, .undergraduate ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

#academic ul li:not(:first-child), 
#job ul li:not(:first-child), 
.undergraduate ul li:not(:first-child) {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: px;
    padding: 5px 0;
}

#academic ul li a, 
#job ul li a, 
.undergraduate ul li a {
    color: #333;
    text-decoration: none;
    font-size: 15px;
    width: calc(100% - 60px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#academic ul li span, 
#job ul li span, 
.undergraduate ul li span {
    color: #666;
    font-size: 12px;
    min-width: 50px;
    text-align: right;
    margin-left: 10px;
}
.second-row-container {
    width: 1200px;
    height: 483.8px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    padding: 20px;
    box-sizing: border-box;
}

.academic-area {
    width: 383.99px;
    height: 453.8px;
    background: #fff;
    padding: 15px;
    box-sizing: border-box;
}

.research-section, .student-work {
    width: 383.99px;
    height: 452.79px;
    background: #fff;
    padding: 15px;
    box-sizing: border-box;
}

.academic-area + .research-section,
.research-section + .student-work {
    margin-left: 24px;
}

.academic-area header,
.research-section header,
.student-work header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #2C6CB6;
    padding-bottom: 10px;
    margin-bottom: 15px;
    width: 383.99px;
    margin-left: -15px;
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box;
    position: relative;
}

.academic-area h3,
.research-section h2,
.student-work h2 {
    font-size: 18px;
    color: #2C6CB6;
    margin: 0;
}

.academic-area ul,
.research-section ul,
.student-work ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.research-section img,
.student-work img {
    width: 383.99px;
    height: 117.99px;
    object-fit: cover;
    margin-bottom: 15px;
    display: block;
    margin-left: -15px;
}

.academic-area li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    align-items: flex-start;
    margin-bottom: 20px;
    background-color: #f5f9fe;
    padding: 15px;
    margin-left: -15px;
    margin-right: -15px;
}
.academic-area .mou,
.academic-area .min {
    background-color: #7fb1f1;
    color: white;
    padding: 8px 12px;
    font-size: 24px;
    display: block;
    text-align: center;
    margin-right: 0;
}

.research-section li:not(:first-child),
.student-work li:not(:first-child) {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 15px;
    margin-bottom: 10px;
    white-space: nowrap;
    padding: 5px 0;
    margin-bottom: 25px;
    white-space: nowrap;
    margin-left: -30px;
    padding-left: 15px;
    padding-right: 0px;
}
.academic-area .min {
    background-color: #2C6CB6;
    color: white;
    padding: 8px 12px;
    font-size: 16px;
    display: block;
    text-align: center;
}


.academic-area h4 {
    margin: 0;
    margin-left: 15px;
    flex: 1;
}

.academic-area h4 a {
    color: #333;
    text-decoration: none;
    font-size: 15px;
    font-weight: normal;
    display: block;
    line-height: 1.5;
}


.academic-area h4 a:hover {
    color: #2C6CB6;
}

.academic-area .date-container {
    display: flex;
    flex-direction: column;
    min-width: 80px;
}
.research-section a,
.student-work a {
    color: #333;
    text-decoration: none;
    font-size: 15px;
    width: calc(100% - 70px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.research-section header .more,
.student-work header .more {
    position: absolute;
    right: -280px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
    text-decoration: none;
    font-size: 14px;
}

.college-style-container {
    width: 1200px;
    height: 240.8px;
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
    background: #fff;
}

.college-style-container header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #2C6CB6;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.college-style-container h2 {
    font-size: 18px;
    color: #2C6CB6;
    margin: 0;
}

.college-style-container .image-container {
    display: flex;
    justify-content: space-between;
    gap: 15px; /* 图片之间的间距 */
    gap: 15px;
    transition: transform 0.5s ease;
    width: max-content; 
}

.college-style-container .image-container img {
    width: 247.21px;
    height: 150px;
    object-fit: cover;
    transition: transform 0.3s;
}

.college-style-container .image-container img:hover {
    transform: scale(1.05);
}

.carousel-container {
    position: relative;
    overflow: hidden;
    margin-top: 15px;
}
.friend-links {
    width: 1200px;
    margin: 20px auto;
    background: #fff;
    padding: 15px 20px;
    box-sizing: border-box;
}

.friend-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
}

.friend-links li {
    margin-right: 30px;
}

.friend-links .link-item {
    display: flex;
    align-items: center;
    color: #2C6CB6;
    font-weight: bold;
    text-decoration: none;
    font-size: 16px;
}

.friend-links .link-icon {
    display: inline-block;
    width: 20px;
    height: 20px;
    background: url('path/to/link-icon.png') no-repeat center;
    background-size: contain;
    margin-right: 5px;
}

.friend-links a {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.friend-links a:hover {
    color: #2C6CB6;
}

footer {
    width: 132%;
    background-color: #2C6CB6;
    padding: 20px 0;
    margin-top: 20px;
    margin-left: -170px;
    position: relative;
    left: 10px;
}

footer .footer-content {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    color: #fff;
    padding: 0 20px;
    box-sizing: border-box;
}

.footer-left {
    display: flex;
    align-items: center;
}

.footer-logo {
    width: 60px;
    height: 60px;
    margin-right: 20px;
}

.copyright-info {
    font-size: 14px;
}

.contact-info {
    display: flex;
    gap: 40px;
}

.contact-column {
    font-size: 14px;
    line-height: 1.8;
}

.contact-column p {
    margin: 5px 0;
    white-space: nowrap;
}